1) American College of Radiology

2) Biogen, Inc.

3) Brookdale Senior Living, Inc.

4) CHE Senior Psychological Services

5) CVS Health

6) DexCom, Inc.

7) EyeCare Partners LLC

8) Health Center Partners of Southern California

9) Improving Access to Medicare Advantage in Maryland Coalition(Informal Coalition)

10) Legacy Heart Care LLC

11) Medica

12) Redwood Capital Investments

13) Trident USA Health Services

14) Welvie